jvanzyl 2002/11/24 09:59:35
Added: src/java/org/apache/maven/jelly/tags/project
DependencyResolver.java
Log:
refactoring
Revision Changes Path
1.1
jakarta-turbine-maven/src/java/org/apache/maven/jelly/tags/project/DependencyResolver.java
Index: DependencyResolver.java
===================================================================
package org.apache.maven.jelly.tags.project;
/* ====================================================================
* The Apache Software License, Version 1.1
*
* Copyright (c) 2002 The Apache Software Foundation. All rights
* reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
*
* 3. The end-user documentation included with the redistribution,
* if any, must include the following acknowledgment:
* "This product includes software developed by the
* Apache Software Foundation (http://www.apache.org/)."
* Alternately, this acknowledgment may appear in the software itself,
* if and wherever such third-party acknowledgments normally appear.
*
* 4. The names "Apache" and "Apache Software Foundation" and
* "Apache Maven" must not be used to endorse or promote products
* derived from this software without prior written permission. For
* written permission, please contact [EMAIL PROTECTED]
*
* 5. Products derived from this software may not be called "Apache",
* "Apache Maven", nor may "Apache" appear in their name, without
* prior written permission of the Apache Software Foundation.
*
* THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR
* ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
* USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
* OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
* ====================================================================
*
* This software consists of voluntary contributions made by many
* individuals on behalf of the Apache Software Foundation. For more
* information on the Apache Software Foundation, please see
* <http://www.apache.org/>.
*
* ====================================================================
*/
import java.util.ArrayList;
import java.util.List;
import java.util.Iterator;
import java.util.HashMap;
import org.apache.maven.project.Dependency;
import org.apache.maven.project.Project;
import org.apache.commons.graph.domain.dependency.DependencyGraph;
public class DependencyResolver
{
/**
* Dependency graph
*/
private DependencyGraph dependencyGraph;
private List projects;
private HashMap projectDeps;
private boolean graphBuilt;
public DependencyResolver()
{
dependencyGraph = new DependencyGraph();
projects = new ArrayList();
projectDeps = new HashMap();
graphBuilt = false;
}
public void clear()
{
graphBuilt = false;
projects.clear();
}
/**
* These are the fully populated projects that
* are being fed into the reactor.
*/
public void addProject(Project project)
{
projects.add(project);
}
public void setProjects(List projects)
{
this.projects = projects;
}
public List getSortedDependencies(Project project)
throws Exception
{
return getSortedDependencies(project, false);
}
public List getSortedDependencies(Project project, boolean sourceBuild)
throws Exception
{
buildGraph();
List sortedDependencies = dependencyGraph.getSortedDependencies(project);
if (sourceBuild)
{
return sortedDependencies;
}
return getBinaryDependencies(sortedDependencies);
}
public List getSortedDependencies(boolean sourceBuild)
throws Exception
{
buildGraph();
List sortedDependencies = dependencyGraph.getSortedDependencies();
if (sourceBuild)
{
return sortedDependencies;
}
return getBinaryDependencies(sortedDependencies);
}
private List getBinaryDependencies(List sortedDependencies)
{
HashMap idMap = new HashMap();
for (Iterator i = projects.iterator(); i.hasNext();)
{
Project p = (Project) i.next();
idMap.put(p.getId(), p);
}
List binaryDeps = new ArrayList();
for (Iterator i = sortedDependencies.iterator(); i.hasNext();)
{
Project p = (Project) i.next();
Project dep = (Project) idMap.get(p.getId());
if (dep != null)
{
binaryDeps.add(dep);
}
}
return binaryDeps;
}
private void buildGraph()
{
if (graphBuilt)
{
return;
}
for (Iterator i = projects.iterator(); i.hasNext();)
{
Project p = (Project) i.next();
ArrayList dependencies = new ArrayList();
for (Iterator j = p.getDependencies().iterator(); j.hasNext();)
{
Dependency d = (Dependency) j.next();
Project dp = new Project();
dp.setId(d.getRealId());
dp.setCurrentVersion(d.getVersion());
dependencies.add(dp);
}
dependencyGraph.addDependencies(p, dependencies);
}
graphBuilt = true;
}
}
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